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Talbot's Formula
Talbots Formula
Talbot's Formula
a = C * A
3/4
a = Required section of waterway in square feet
A = Drainage area in acres
C = Talbot's coefficient
Input Data:
Drainage Area =
Ac.
Talbot's Coefficient =
Results:
Waterway Area =
ft²
Pipe Size =
in.
Talbot's Coefficient
Mountainous
Hilly Land
Rolling Land
Flat Land
C =
1.00
0.80
0.60
0.50
0.40
0.30
0.20
Pipe Areas
Pipe Size
Pipe Area